names = ['Taylor', 'Ariana', 'Alan', 'Astrid','Ariana','Ariana','Charli']
print(names)
# ['Taylor', 'Ariana', 'Alan', 'Astrid','Ariana','Ariana','Charli']
renames = []
for name in names:
    if names.count(name) > 1:
        renames.append(name)
setRenames = list(set(renames))
for rename in setRenames:
    print("{}：重复{}个".format(rename, names.count(rename)))
